function ex_LadyInLake
lady_pos=[0,0];
man_init_angle=0;
man_pos=[cos(man_init_angle),sin(man_init_angle)];
pond_radius=1;
game_area=[-1,1,-1,1]*pond_radius;

Man=newplayer(...
'image','images/man.jpg',...
'pos',man_pos,...
'ang',0,...
'speed',1,...
'legend','b',...
'step_func','LIL_man_step'...
)

Lady=newplayer(...
'image','images/lady.jpg',...
'pos',lady_pos,...
'ang',0,...
'speed',0.2,...
'man_init_angle',man_init_angle,...
'legend','r',...
'step_func','LIL_lady_step'...
)

bnd=newboundary(p_circle(1))

G=newgame({Man,Lady},...
'axis',game_area*1.1,...
'h',0.1,...
'min_r',0.05,...
'R',pond_radius,...
'pause','pause(G.h)',...
'boundary',bnd...
)

G=simgame(G)
